间苯氧基苯乙酮可由酚钾与间溴苯乙酮在醋酸铜催化下以高产率合成。
Phenoxyacetophenone could be prepared from potassium phenolate and m bromoacetophenone via Ullmann reaction catalyzed by copper acetate in high yields.
本文研究2,2’-对苯二甲硫基二乙酸与一水醋酸铜在低热温度下发生的固-固相配位化学反应。
In this paper, the solid-solid state reaction of 2,2'-(p-phenylenedimethylenethio) diacetic acid with copper acetate monohydrate was studied.
用蒸馏法测定醋酸铜氨液中醋酸的分析方法,操作简单,终点明显,但是在测定过程中二氧化碳对测定结果有很大影响。
Distillation device was slightly improved, analyzed by carbon dioxide and determined by water for the analysis of acetic acid from cuprammonia, with recovery of 97%.
对铜、不锈钢、钛三种材料作为高温醋酸塔器用材进行了评价比较。
And an appraisal and comparison of copper, stainless steel and titanium for usefel materials of columns in high temperature acetic acid have been made.
其中铝、锡、铜、等金属盐因用量极少,且醋酸易于分解,故仍颇具使用价值。
It is among them aluminium, tin, copper, etc. salts metal because there is the few consumption, and whether acetic acid the easy to be decompose, so still there is use value.
硫酸铜和0.5%醋酸铅对红曲蛋白酶有抑制作用,0.5%氯化钠对红曲蛋白酶则有激活作用。
The activity of protease was inhibited by 0.5% CuSO4 and 0.5% acetic plumbum, but activated by 0.5% NaCl.
第一部分为二醋酸碘苯、二价铜离子及联咪唑促进下的1,3-二羰基化合物与亚砜的反应研究。
For the first part, we stressed reactions of sulphoxide with 1,3-dicarbonyl compounds promoted by Cu(OAc)2·H2O, 2,2′-biimidazole and iodobenzene diacetate.
第一部分为二醋酸碘苯、二价铜离子及联咪唑促进下的1,3-二羰基化合物与亚砜的反应研究。
For the first part, we stressed reactions of sulphoxide with 1,3-dicarbonyl compounds promoted by Cu(OAc)2·H2O, 2,2′-biimidazole and iodobenzene diacetate.
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